@function rem($px){
    $rem : 37.5px;
    @return ($px / $rem) + rem;
}

.clearfix:after{
    content: '';
    visibility: hidden;
    display:block;
    height:0;
    clear:both;
}
body{
    padding-bottom: 1.33333rem;
}
.one-line{
    overflow:hidden;
    text-overflow:ellipsis;
    white-space:nowrap;
}

